Clinical Assessment Study Set 1

Which of the following are considered general purposes of performing pulmonary function tests (PFTs)? 1) The functional status of the lungs 2) The diffusion characteristics of the alveolar-capillary membrane 3) How much and how fast gas can be moved into and out of the lungs 4) The specific diagnosis of pulmonary disease

Which of the following are parameters that have been studied to establish normal values for PFTs? 1) Gender 2) Height 3) Race 4) Weight

Which of the following factors has the greatest influence on lung size and predicted PFT values?

Which of the following is considered the primary instrument used in performing PFTs?

Which of the following associations' standards should be met before PFT equipment is purchased and used?

Which of the following is considered standard equipment that is used in a pulmonary function laboratory? 1) Spirometer 2) Gas analyzer 3) Oxygen source 4) Body plethysmograph

The volume of air inhaled and exhaled during quiet breathing is known as the:

What is the normal minute ventilation of an average person at rest?

Which of the following is the most common cause of erroneous forced vital capacity (FVC) test results?

What may cause the FVC to decrease in a patient with a restrictive lung disorder?

Which of the following typically decreases the FVC in a patient with an obstructive lung disorder?

The presence of an FVC that is significantly smaller than the slow vital capacity (SVC) is consistent with:

Which level of vital capacity (VC) is associated with an increased risk of postoperative respiratory complications?

Which level of VC is associated with an increased risk of respiratory failure?

The total lung capacity (TLC) is a function of which of the following? 1) Age 2) Weight 3) Gender 4) Size

The body plethysmograph uses which of the following gas laws?

In which of the following diseases will the open-circuit nitrogen washout method tend to underestimate the total lung volume?

The closed-system helium dilution method is used to measure:

The ERV is limited in clinical usefulness. It may be reduced in which of the following cases? 1) Obesity 2) Restrictive disorders 3) Obstructive disorders 4) Patients making a poor effort during testing

A loss of elasticity of the lung tissue will cause the FRC to: